This document provides information on the environment and environmental science. It defines the environment as everything surrounding living things, both natural and man-made. It describes the biotic and abiotic components of the environment. Environmental science is defined as the study of how humans interact with their environment. The document then discusses various environmental issues like pollution, global warming, and the need to conserve the environment. It outlines the scope and multidisciplinary nature of environmental science. Finally, it provides information on several environmental institutions and movements in India.